AWST to IRST converter

Australian Western Time (Perth) to Iran Time (Tehran).

AWST8:07 AMSat 31 Oct 2026

→

IRST3:37 AMSat 31 Oct 2026

IRST is 4 h 30 min behind AWST.

Pick a time in AWST

⇄ IRST to AWST

9:00 AM AWST = 4:30 AM IRST same day

Best time to meet

The best time to meet is between 2:00 PM and 5:00 PM AWST, which is 9:30 AM to 12:30 PM IRST. Both sides are then inside 9 AM to 5 PM.

AWST to IRST time table

For 31 Oct 2026. Green rows: both sides between 9 AM and 5 PM.

AWST	IRST
12:00 AM AWST	7:30 PM IRST previous day
1:00 AM AWST	8:30 PM IRST previous day
2:00 AM AWST	9:30 PM IRST previous day
3:00 AM AWST	10:30 PM IRST previous day
4:00 AM AWST	11:30 PM IRST previous day
5:00 AM AWST	12:30 AM IRST
6:00 AM AWST	1:30 AM IRST
7:00 AM AWST	2:30 AM IRST
8:00 AM AWST	3:30 AM IRST
9:00 AM AWST	4:30 AM IRST
10:00 AM AWST	5:30 AM IRST
11:00 AM AWST	6:30 AM IRST
12:00 PM AWST	7:30 AM IRST
1:00 PM AWST	8:30 AM IRST
2:00 PM AWST	9:30 AM IRST
3:00 PM AWST	10:30 AM IRST
4:00 PM AWST	11:30 AM IRST
5:00 PM AWST	12:30 PM IRST
6:00 PM AWST	1:30 PM IRST
7:00 PM AWST	2:30 PM IRST
8:00 PM AWST	3:30 PM IRST
9:00 PM AWST	4:30 PM IRST
10:00 PM AWST	5:30 PM IRST
11:00 PM AWST	6:30 PM IRST

Quick answers

9:00 AM AWST = 4:30 AM IRST
12:00 PM AWST = 7:30 AM IRST
3:00 PM AWST = 10:30 AM IRST
5:00 PM AWST = 12:30 PM IRST
9:00 AM IRST = 1:30 PM AWST
12:00 PM IRST = 4:30 PM AWST
5:00 PM IRST = 9:30 PM AWST

Does the gap change during the year?

No. IRST is 4 h 30 min behind AWST all year.

AWST does not change its clocks. IRST does not change its clocks.

About AWST and IRST

AWST here means Australian Western Time, the clock in Perth. Right now it is UTC+8. It has no daylight saving.

IRST here means Iran Time, the clock in Tehran. Right now it is UTC+3:30. It has no daylight saving.

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